Jeb Bush, former Governor of Florida and 2016 Republican presidential candidate, reacts during the Republican presidential candidate debate sponsored by CBS News and the Republican National Committee at the Peace Center in Greenville, South Carolina, U.S., on Saturday, Feb. 13, 2016. Donald Trump tops the GOP field with support from 36.3 percent of likely South Carolina Republican primary voters with Ted Cruz at 19.6 percent, according to a poll conducted for the Augusta Chronicle released on Friday. Photographer: Daniel Acker/Bloomberg via Getty Images
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